.antd-page {
    display: flex;
    .tree {
        background-color: #ccc;
        width: 500px;
        height: 300px;
        padding: 10px;
        overflow: hidden;
        .ant-tree-treenode {
            background-color: aqua;
            margin-bottom: 5px;
        }
        .ant-tree-node-content-wrapper {
            height: 28px;
            line-height: 28px;
            overflow:hidden;
            text-overflow:ellipsis;
            white-space:nowrap;
        }
    }
    .drawer {
        width: 500px;
        text-align: center;
        padding: 5px;
        font-weight: bold;
        font-size: 28px;
        cursor:pointer
    }
}